name: Deploy Control

on:
  push:
    branches:
      - main
  workflow_dispatch:

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Setup Tailscale
        uses: tailscale/github-action@v3
        with:
          oauth-client-id: ${{ secrets.TS_OAUTH_CLIENT_ID }}
          oauth-secret: ${{ secrets.TS_OAUTH_SECRET }}
          tags: tag:ci
          use-cache: "true"

      - name: Configure SSH
        run: |
          mkdir -p ~/.ssh
          echo "StrictHostKeyChecking no" >> ~/.ssh/config

      - name: Deploy to server
        run: |
          ssh control@terebithia << 'EOF'
            cd /var/lib/control/app
            git fetch --all
            git reset --hard origin/main
            bun install
            sudo /run/current-system/sw/bin/systemctl restart control.service
          EOF

      - name: Health check
        run: |
          HEALTH_URL="https://control.dunkirk.sh/health"
          MAX_RETRIES=6
          RETRY_DELAY=5

          for i in $(seq 1 $MAX_RETRIES); do
            echo "Health check attempt $i/$MAX_RETRIES..."
            
            RESPONSE=$(curl -s -w "\n%{http_code}" "$HEALTH_URL" || echo "000")
            HTTP_CODE=$(echo "$RESPONSE" | tail -n1)
            BODY=$(echo "$RESPONSE" | head -n-1)
            
            if [ "$HTTP_CODE" = "200" ]; then
              # Validate response contains "status":"ok"
              if echo "$BODY" | grep -q '"status":"ok"'; then
                echo "✅ Service is healthy (HTTP $HTTP_CODE)"
                echo "Response: $BODY"
                exit 0
              else
                echo "❌ Health check returned 200 but invalid body"
                echo "Response: $BODY"
              fi
            else
              echo "❌ Health check failed with HTTP $HTTP_CODE"
              echo "Response: $BODY"
            fi
            
            if [ $i -lt $MAX_RETRIES ]; then
              echo "Retrying in ${RETRY_DELAY}s..."
              sleep $RETRY_DELAY
            fi
          done

          echo "❌ Health check failed after $MAX_RETRIES attempts"
          exit 1